Among veterans who served in Iraq and Afghanistan, a smaller percentage of women than men were diagnosed with TBI. But those women with the injury were much more likely to suffer depression, post-traumatic stress disorder, chronic pain, substance abuse, joblessness or be homeless, according to data presented by Odette Harris, associate professor of neurosurgery at the Stanford University School of Medicine. An estimated 12%-20% of troops who returned from Iraq and Afghanistan suffered brain image source injuries, most of them mild and many from exposure to blasts. The Centers for Disease Control and Prevention estimates that 1.7 million Americans have brain injuries each year. <br>For the original version including any supplementary images or video, visit http://www.usatoday.com/story/news/nation/2013/06/24/brain-injuries-military/2432239/